Parameters Material: all-metal case Input and output impedance: 10K - 50K Frequency response: 20 20 kHz Distortion: <0.002% Insertion loss: <0.01dB Signal gain: 0dB Signal to noise ratio S/N: >98dB Input port: standard RCA port Output port: standard RCA port Number of input channels: 6-channel stereo input (reverse 6-channel switched output) Number of output channels: 2-channel stereo output (reverse 2-channel switched input) Control switch: 6-level and 2-level precise manual selection switch Input switching channel: 6 channels Output switching channel: 2 channels Net weight: 0.26 kg Package weight: 0.37 kg Dimensions(L*W*H): 122*50*38 mm Introduction 6 input 2 output or 2 output 6 input stereo audio signal selection switcher, with RCA port design to choose. The produce adopts passive design, with direct insertion, and has lossless switched transmission of input and output signals. Convenient to select and switch among a variety of stereo signal input and output through a common set or multiple sets of equipment, that is, a variety of stereo signal sources of devices, such as TV audio, MP3 player, CD player, video game, mobile phone, tablet, computer, record player, need to be output on the amplifier or on active speakers. The 6-channel audio signal selection switcher solves complicated line plug in and plug out, which uniformly connects device input signal sources to the switcher for easily selection. The product uses standard RCA port for input and output, and uses precise 6-level and 2-level manual switch design for the switcher. Packing List 1*6-Channel Audio Switcher